The legalization of marijuana has always remained a controversial issue in United States of America. There are people who say yes for the legalization of marijuana and there are people who say no for the same. At present sixteen o...The legalization of marijuana has always remained a controversial issue in United States of America. There are people who say yes for the legalization of marijuana and there are people who say no for the same. At present sixteen out of the fifty states of USA have legalized medical marijuana. The remaining states are still in the debate as to whether legalize marijuana or not.